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how to store multiple values in one key in hash table

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P: 126
I want to cache data from database into a hashtable, to which i need a hashtable with multiple values to a common key, Now my question is how do i do this, how do i insert and retrieve data from the hashtable, how do i retrieve a particular value of a key?
Jun 20 '13 #1
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P: 13,264
A Hashtable can store any object including ArrayLists as values.
Jun 21 '13 #2

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P: 126
I used LinkedHashMap like this

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  1. LinkedHashMap<String , ArrayList<String>> cache = new LinkedHashMap<>();
Jun 24 '13 #3

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